CN115198569A - Explosion-proof multilayer paperboard and processing technology thereof - Google Patents

Explosion-proof multilayer paperboard and processing technology thereof Download PDF

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Publication number
CN115198569A
CN115198569A CN202210901943.6A CN202210901943A CN115198569A CN 115198569 A CN115198569 A CN 115198569A CN 202210901943 A CN202210901943 A CN 202210901943A CN 115198569 A CN115198569 A CN 115198569A
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China
Prior art keywords
paper
roller
paperboard
glue
corrugated paper
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Granted
Application number
CN202210901943.6A
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Chinese (zh)
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CN115198569B (en
Inventor
张从刚
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Huai'an Dingli Packaging Co ltd
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Huai'an Dingli Packaging Co ltd
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Priority to CN202210901943.6A priority Critical patent/CN115198569B/en
Publication of CN115198569A publication Critical patent/CN115198569A/en
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    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply
    • D21H27/40—Multi-ply at least one of the sheets being non-planar, e.g. crêped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
    • B31F1/20—Corrugating; Corrugating combined with laminating to other layers
    • B31F1/24—Making webs in which the channel of each corrugation is transverse to the web feed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/10—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B29/005—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to another layer of paper or cardboard layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/08—Corrugated paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284—Application of adhesive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/10—Packing paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/40—Closed containers
    • B32B2439/62—Boxes, cartons, cases

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses an explosion-proof multilayer paperboard and a processing technology thereof, and relates to the technical field of paperboard processing, wherein the explosion-proof multilayer paperboard comprises surface paper, back paper and corrugated paper, the corrugated paper is bonded between the surface paper and the back paper, a group of reinforcing wires are clamped between the surface paper and the corrugated paper, and the group of reinforcing wires are distributed along the long edge direction of the multilayer paperboard and are used for improving the integral structural strength of the multilayer paperboard and synchronously reducing the bursting degree of the multilayer paperboard. According to the invention, a group of reinforcing lines are clamped and distributed between the face paper and the corrugated paper of the multilayer paperboard, so that the overall structural strength of the multilayer paperboard can be effectively improved, the stress degree of the multilayer paperboard is increased, and the situation that the multilayer paperboard exceeds the bearing limit of paperboard fibers due to overlarge die cutting pressure when a finished product of the multilayer paperboard is subjected to die cutting or finished products are folded, and further, the fibers are broken or partially broken at indentation positions is avoided.

Description

Explosion-proof multilayer paperboard and processing technology thereof
Technical Field
The invention relates to the technical field of paperboard processing, in particular to an explosion-proof multilayer paperboard and a processing technology thereof.
Background
The paperboard is also called paperboard. The thick paper sheet is made up by using various paper pulps and making them be mutually interwoven. Paperboard is generally distinguished from paper by basis weight and caliper, and paperboard having a basis weight in excess of 250g/m and a caliper greater than 0.5mm is generally referred to as paperboard.
At present, most of paper boards are made into corrugated paper boxes through die cutting, indentation, carton nailing or carton gluing so as to gradually replace transport packaging containers such as wooden boxes and the like, and become the leading force of transport packaging. It not only protects the goods, is convenient for storage and transportation, but also beautifies the goods and publicizes the goods. The corrugated case belongs to green environmental protection product, and it does benefit to the environmental protection, does benefit to the loading and unloading transportation.
However, when the finished product of the corrugated case is subjected to die cutting or folding in the using process, the pressure of the die cutting on the paper board is often too large, and the bearing limit of the paper board fiber is exceeded, so that the fiber at the indentation position is broken or partially broken, and further, the paper board is easy to be broken due to dry weather in the paper board packaging line pressing process and folding use, and the water content of the paper is reduced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an explosion-proof multilayer paperboard and a processing technology thereof, so as to solve the problems of the paperboard in the background technology in the using process.
In order to achieve the above object, the present invention provides, as one aspect of the present invention, an explosion-proof multi-layer paperboard, including a face paper, a back paper and a corrugated paper, wherein the corrugated paper is adhesively connected between the face paper and the back paper, and a set of reinforcing wires is further sandwiched between the face paper and the corrugated paper, and the set of reinforcing wires is arranged along the long side direction of the multi-layer paperboard, so as to improve the overall structural strength of the multi-layer paperboard and simultaneously reduce the bursting degree of the multi-layer paperboard.
Preferably, a waterproof layer I is attached to the surface of the surface paper.
Preferably, a waterproof layer II is attached to the surface of the backing paper.
Preferably, the face and back papers are made from kraft pulp.
Preferably, the arrangement direction of the reinforcing wires is perpendicular to the length direction of the corrugations of the corrugated paper.
As another aspect of the present invention, there is provided a process for manufacturing an explosion-proof multi-layered paperboard according to any one of claims, comprising the steps of:
1) Respectively placing a surface paper roller for loading surface paper, a back paper roller for loading back paper, a corrugated paper roller for loading corrugated paper and a line roller for loading reinforcing lines on a surface paper roller frame, a back paper roller frame, a corrugated paper roller frame and a line roller frame which correspond to the paperboard gluing machine;
2) The drawing assembly of the paperboard gluing machine drives the surface paper roller, the backing paper roller, the corrugated paper roller and the line roller to synchronously rotate so as to synchronously pull the surface paper, the backing paper, the corrugated paper and the reinforcing line to the rear end of the paperboard gluing machine, in the process, the corrugated paper penetrates through the inside of the gluing assembly behind the paperboard gluing machine, and the gluing assembly respectively and uniformly glues the upper surface and the lower surface of the corrugated paper;
3) The reinforcing line is pulled to the lower surface of the corrugated paper at the front end of the gluing component, the face paper, the back paper and the corrugated paper are vertically attached at the rear end of the gluing component, and then the reinforcing line is clamped between the face paper and the corrugated paper and moves towards the rear end of the paperboard gluing machine along with the face paper and the corrugated paper synchronously;
4) The drawing roller group of the drawing assembly is a hot drying roller group, can draw the multilayer paperboard subjected to front laminating processing, and synchronously performs integral drying and shaping on the multilayer paperboard.
Preferably, the pulling assembly comprises a pulling roller group and a pulling driving mechanism, and the pulling driving mechanism is used for driving the pulling roller group to rotate so as to pull the driving surface roller, the backing roller, the corrugating roller and the wire roller to synchronously rotate.
Preferably, the gluing component comprises a glue groove for loading glue solution, a lower glue roller, a gluing roller and a delivery pump, wherein the lower glue roller is rotatably installed in the glue groove, the gluing roller is rotatably installed right above the lower glue roller through an installation frame, the inside of the gluing roller is hollow, an outer annular array is provided with glue overflow holes, the delivery pump is fixedly installed at the bottom of one side of the glue groove, the liquid inlet end of the delivery pump is connected with the glue groove through a glue inlet pipeline, and the glue outlet end of the delivery pump is rotatably connected with one end of a rotating shaft of the gluing roller through a glue delivery hose.
Preferably, the rotating shaft of the gluing roller is in an open shape at the end connected with the glue conveying hose, the rotating shaft is in a closed shape at the end far away from the glue conveying hose, the rotating shaft is hollow inside, and the center of the rotating shaft is provided with an overflow hole along the circular center shaft thereof for communicating with the inside of the gluing roller.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, a group of reinforcing lines are clamped and distributed between the face paper and the corrugated paper of the multilayer paperboard, so that the overall structural strength of the multilayer paperboard can be effectively improved, the stress degree of the multilayer paperboard is increased, and the situation that the multilayer paperboard exceeds the bearing limit of paperboard fibers due to overlarge die cutting pressure when a finished product of the multilayer paperboard is subjected to die cutting or finished products are folded, and further, the fibers are broken or partially broken at indentation positions is avoided.
2. According to the invention, the layout process that a group of reinforcing wires are clamped between the surface paper and the corrugated paper is adopted, and the processing operation can be synchronously carried out with the laminating processing of the backing paper, the surface paper and the corrugated paper when the multilayer paperboard is processed, namely only a group of reinforcing wires are introduced to carry out laminating processing in the processing process, and independent processing and adding on a subsequent finished product are not needed, so that the production complexity of the multilayer paperboard when a group of reinforcing wires are additionally arranged is reduced, the integral production efficiency of the multilayer paperboard is ensured, the produced multilayer paperboard has good crack resistance and explosion resistance, and finally the finished product can well meet the market use requirements.
Drawings
FIG. 1 is a view of the construction of an explosion-proof multi-ply paperboard of an embodiment of the invention;
fig. 2 is a structural view of an explosion-proof multi-layered paper sheet having waterproof layers on surface paper and back paper according to an embodiment of the present invention;
FIG. 3 is a schematic view of the overall structure of the cardboard bonding machine according to the embodiment of the invention;
fig. 4 is an enlarged schematic structural diagram of a portion a in fig. 3 according to an embodiment of the present invention.
FIG. 5 is a top view of an L-shaped mount according to an embodiment of the present invention.
Fig. 6 is a schematic view of a hanging plate structure according to an embodiment of the present invention.
Fig. 7 is an enlarged schematic structural diagram of a portion B in fig. 3 according to an embodiment of the present invention.
Fig. 8 is a schematic view of the structure of the blowing holes on the blowing plate according to the embodiment of the present invention.
FIG. 9 is a schematic view of a glue roll according to an embodiment of the present invention.
Fig. 10 is a schematic view of a wire roller structure according to an embodiment of the present invention.
FIG. 11 is a schematic view of a card roll configuration according to an embodiment of the present invention.
100. Surface paper; 200. backing paper; 300. corrugated paper; 400. a reinforcing wire; 500. a first waterproof layer; 600. a second waterproof layer;
1. a frame; 2. a corrugated paper roller frame; 3. corrugating paper rolls; 4. corrugated paper guide rollers; 5. a wind blowing plate; 6. a static electricity removing fan; 7. a carrier; 8. a flat guide roller; 9. a backing paper roll stand; 10. a paper backing roll; 11. a buzzer; 12. a wire roll stand; 13. a wire guide roller; 14. gluing a rubber roller; 15. a rubber roller is arranged; 16. a backing paper guide roller; 17. a carding roller; 18. a wire roller; 19. a glue conveying hose; 20. a facial tissue guide roll; 21. a glue groove; 22. a delivery pump; 23. a surface paper roll; 24. a face tissue roller frame; 25. a traction motor; 26. an upper heating drying roller; 27. a lower heat drying roller; 28. a traction frame; 29. double-row gears; 30. a drive chain; 31. a transmission gear; 32. a drive chain; 33. glue overflow holes; 34. a circular threading opening; 35. an L-shaped mounting bracket; 36. a photoelectric switch; 37. a metal insert; 38. limiting round heads; 39. a through socket; 40. and blowing the holes.
Detailed Description
The present application will now be described in further detail with reference to the drawings, and it should be noted that the following detailed description is given for purposes of illustration only and should not be construed as limiting the scope of the present application, as these numerous insubstantial modifications and variations can be made by those skilled in the art based on the teachings of the present application.
Example 1
Referring to fig. 1, as an aspect of the embodiment of the present invention, the embodiment provides an explosion-proof multi-layer paperboard, which includes a surface paper 100, a back paper 200 and a corrugated paper 300, wherein the corrugated paper 300 is adhesively connected between the surface paper 100 and the back paper 200, a set of reinforcing wires 400 is further sandwiched between the surface paper 100 and the corrugated paper 300, and the set of reinforcing wires 400 is arranged along the long side direction of the multi-layer paperboard to improve the overall structural strength of the multi-layer paperboard and simultaneously reduce the bursting degree of the multi-layer paperboard.
Referring to fig. 2, in the present embodiment, a first waterproof layer 500 is attached to the surface of the surface paper 100.
Referring to fig. 2, in the present embodiment, a second waterproof layer 600 is attached to the surface of the backing paper 200.
Referring to fig. 1 and 2, in the present embodiment, the face paper 100 and the back paper 200 are made of kraft pulp.
Referring to fig. 1 and 2, in the present embodiment, the reinforcing wires 400 are arranged perpendicular to the length direction of the flutes of the corrugated paper 300.
It should be noted that the first waterproof layer 500 attached to the surface of the surface paper 100 and the second waterproof layer 600 attached to the surface of the backing paper 200 may be made of PVC waterproof films or other waterproof materials, so that the water blocking performance of the multilayer paper board may be improved, and the surface paper 100, the backing paper 200 and the corrugated paper 300 of the multilayer paper board may be prevented from being soaked in water, so that the multilayer paper board may be softened, and the overall structural strength of the multilayer paper board may be reduced.
Example 2
As another aspect of the embodiments of the present invention, the embodiment provides a process for processing an explosion-proof multi-layer paperboard, including the following steps:
1) Respectively placing a surface paper roller 23 loaded with surface paper 100, a back paper roller 10 loaded with back paper 200, a corrugated paper roller 3 loaded with corrugated paper 300 and a line roller 18 loaded with reinforcing lines 400 on a surface paper roller frame 24, a back paper roller frame 9, a corrugated paper roller frame 2 and a line roller frame 12 corresponding to a paperboard gluing machine;
2) The drawing component of the paperboard gluing machine drives the surface paper roller 23, the backing paper roller 10, the corrugated paper roller 3 and the line roller 18 to synchronously rotate so as to synchronously draw the surface paper 100, the backing paper 200, the corrugated paper 300 and the reinforcing line 400 to the rear end of the paperboard gluing machine, in the process, the corrugated paper 300 penetrates through the inside of the gluing component behind the paperboard gluing machine, and the gluing component respectively and uniformly glues the upper surface and the lower surface of the corrugated paper 300;
3) The reinforcing lines 400 are drawn to the lower surface of the corrugated paper 300 at the front end of the gluing component, the surface paper 100, the backing paper 200 and the corrugated paper 300 are vertically attached at the rear end of the gluing component, and then the reinforcing lines 400 are clamped between the surface paper 100 and the corrugated paper 300 and move towards the rear end of the paperboard gluing machine along with the surface paper 100 and the corrugated paper 300;
4) The drawing roller group of the drawing assembly is a hot drying roller group, can draw the multilayer paperboard subjected to front laminating processing, and synchronously performs integral drying and shaping on the multilayer paperboard.
Referring to fig. 2, in the present embodiment, the pulling assembly includes a pulling roller group and a pulling driving mechanism for driving the pulling roller group to rotate so as to pull the driving surface roller 23, the backing roller 10, the corrugating roller 3, and the wire roller 18 to rotate synchronously.
Referring to fig. 2 and 9, in this embodiment, the glue spreading assembly includes a glue tank 21 for loading glue solution, a lower glue roller 15, an upper glue roller 14 and a delivery pump 22, the lower glue roller 15 is rotatably installed in the glue tank 21, the upper glue roller 14 is rotatably installed right above the lower glue roller 15 through an installation frame, the interior of the upper glue roller 14 is hollow, an outer annular array is provided with glue overflow holes 33, the delivery pump 22 is fixedly installed at the bottom of one side of the glue tank 21, a liquid inlet end of the delivery pump 22 is connected with the glue tank 21 through a glue inlet pipeline, a glue outlet end of the delivery pump 19 is rotatably connected with one end of a rotating shaft of the upper glue roller 14 through a glue delivery hose 19, an end of the rotating shaft of the upper glue roller 14 connected with the glue delivery hose 19 is open, an end of the rotating shaft far away from the glue delivery hose 19 is closed, the interior of the rotating shaft is hollow, and an overflow hole for communicating with the interior of the upper glue roller 14 is formed in the center position of the rotating shaft along a circular center axis of the rotating shaft. When the corrugated paper 300 passes through the interior of the gluing component behind the paperboard gluing machine, the upper gluing roller 14 and the lower gluing roller 15 of the gluing component are synchronously driven to rotate, at the moment, the lower gluing roller 15 can evenly smear glue solution on the lower surface of the corrugated paper 300, the conveying pump 22 can synchronously pump the glue solution in the glue groove 21 into the rotating shaft of the upper gluing roller 14 through the glue conveying hose 19, the glue solution flows into the hollow cavity of the upper gluing roller 14 from the overflow hole in the center of the rotating shaft, and finally overflows to the upper surface of the corrugated paper 300 from the glue overflow hole 33 on the periphery of the upper gluing roller 14, so that the glue solution is evenly smeared on the upper surface of the corrugated paper 300 in the rotating process of the upper gluing roller 14, and the reinforcing wire 400 and the surface paper 100 are bonded and connected on the lower surface of the subsequent corrugated paper 300, and the backing paper 200 is bonded and connected on the upper surface of the corrugated paper 300.
The entirety of the board bonder and other components are described below:
referring to fig. 2, the paperboard gluing machine comprises a frame 1, wherein a corrugated paper roller frame 2 for placing corrugated paper rollers 3 is fixedly arranged at the top of the front end of the frame 1, a backing paper roller frame 9 for placing backing paper rollers 10 is fixedly arranged at the top of the frame 1, a facial paper roller frame 24 for placing a facial paper roller frame 24 and a line roller frame 12 for placing a line roller 18 are fixedly arranged at the bottom of the frame 1, and a gluing assembly and a drawing assembly are fixedly arranged at the top of the tail end of the frame 1;
referring to fig. 2 and 8, further, a set of corrugated paper guide rollers 4 is further mounted on the frame 1 of the paperboard gluing machine, the two corrugated paper guide rollers 4 are respectively mounted at the rear ends of the corrugated paper roller frames 2 through brackets and used for guiding the movement of the corrugated paper 300 pulled by the pulling assembly, a static electricity removing fan 6 is further mounted on one side between the two corrugated paper guide rollers 4, an air outlet port of the static electricity removing fan 6 is connected with an air blowing plate 5 through a hard air conveying pipeline, and a set of air blowing holes 40 are formed in the air blowing plate 5; during operation, the static removing fan 6 can generate ion wind carrying a large amount of positive and negative electrons, and the ion wind is conveyed to the wind blowing plate 5 through the hard wind conveying pipeline, and then is blown to the upper surface and the lower surface of the corrugated paper 300 from the wind blowing holes 40, so that the positive and negative electrons on the upper surface and the lower surface of the corrugated paper 300 are neutralized, dust in air is prevented from being adsorbed by the corrugated paper 300 in the backward movement process, and the bonding performance of the corrugated paper 300 to the face paper 100 or the backing paper 200 is reduced after subsequent gluing.
Referring to fig. 2 and 10-11, further, the front end of the gluing assembly is further provided with a wire guiding roller 13 and a carding roller 17 through a bracket, the wire guiding roller 13 is located at the rear end of the carding roller 17, a plurality of carding wire grooves 171 are equidistantly arranged on the carding roller 17, a plurality of reinforcing wires 400 are equidistantly arranged on the wire roller 18 and are wound on a spacing sector plate 181 for winding a plurality of reinforcing wires 400, in operation, the plurality of reinforcing wires 400 unwound by the wire roller 18 are respectively passed through the plurality of carding wire grooves 171 on the carding roller 17, so as to complete carding and guiding of the plurality of reinforcing wires 400, and the finally carded plurality of reinforcing wires 400 are guided back again by the wire guiding roller 13 and are pulled to the lower surface of the corrugated paper 300 at the front end position of the gluing assembly, so that the subsequent reinforcing wires 400 are clamped between the facial tissue 100 and the corrugated paper 300.
Referring to fig. 2 and 4-6, further, a group of flat guide rollers 8 is further mounted at the rear end of the group of corrugated paper guide rollers 4 through a bearing frame 7, a buzzer 11 is fixedly mounted at the front end of the bearing frame 7, an L-shaped mounting frame 35 is further fixedly mounted at the tail end of the bearing frame 7, a group of through sockets 39 is formed in the bottom of the front side of the L-shaped mounting frame 35, a metal insertion piece 37 is respectively inserted into each through socket 39, a limiting round head 38 is respectively arranged at the top end of each metal insertion piece 37, a round threading opening 34 is further formed in each metal insertion piece 37, each reinforcing wire 400 respectively penetrates through the round threading opening 34 at the corresponding position in an inclined manner, a group of photoelectric switches 36 is further mounted at the bottom of the L-shaped mounting frame 35 through a mounting plate, each photoelectric switch 36 respectively correspondingly irradiates one metal insertion piece 37, and the group of photoelectric switches 36 are further respectively connected with the buzzer 11; during operation, when one or more of the inclined penetrating reinforcing wires 400 break or are broken, one or more metal inserting pieces 37 penetrating through the inserting opening 39 fall, at the moment, the photoelectric switch 36 cannot irradiate the metal inserting pieces 37, and then the metal inserting pieces are converted into a normally open state from the normally closed state, so that the buzzer 11 is controlled to give out a buzzing alarm sound, and a processing worker is reminded of stopping the machine in time to connect yarns.
Referring to fig. 2, further, the front end of the pulling assembly is provided with a face paper guide roller 20 and a back paper guide roller 16, the face paper guide roller 20 is mounted on the top of the frame 1 through a bracket for guiding the face paper 100 to the lower surface of the corrugated paper 300 so as to subsequently complete the attaching work of the face paper 100 to the lower surface of the corrugated paper 300, and the back paper guide roller 16 is mounted on the front side of the pulling assembly through a cross frame for guiding the back paper 200 to the upper surface of the corrugated paper 300 so as to subsequently complete the attaching work of the back paper 200 to the upper surface of the corrugated paper 300.
Referring to fig. 2 and 7, further, the drawing roller group is a heating roller group composed of an upper heating roller 26 and a lower heating roller 27, the upper heating roller 26 and the lower heating roller 27 are mounted at the tail end of the top of the frame 1 through a drawing frame 28, double-row gears 29 are respectively sleeved at the same side ends of the rotating shafts of the upper heating roller 26 and the lower heating roller 27, a set of vertically arranged transmission gears 31 are further rotatably mounted at one side of the drawing frame 28, the two transmission gears 31 are in meshing transmission connection, the gear 29 at one end of the rotating shaft of the upper heating roller 26 is in transmission connection with the transmission gear 31 at the upper side through an upper transmission chain 30, the gear 29 at one end of the rotating shaft of the lower heating roller 27 is in transmission connection with the transmission gear 31 at the lower side through a lower transmission chain 30, the drawing driving mechanism includes a drawing motor 25 fixedly mounted on the frame 1, and an output shaft of the drawing motor 25 is sleeved with a driving gear which is not marked in the drawing, and the driving gear is not marked in the drawing and is in transmission connection with the double-row gear 29 of the lower heating roller 27 through a driving chain 32. When the multi-layer paper board drawing device works, the traction motor 25 can drive the upper hot drying roller 26 and the lower hot drying roller 27 to synchronously rotate through the driving chain 32, so that the multi-layer paper board subjected to front laminating processing is drawn, and the surface paper 100, the back paper 200, the corrugated paper 300 and the reinforcing wires 400 of the multi-layer paper board are integrally dried and shaped synchronously.
In the description of the present invention, it is to be understood that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and all technical solutions that belong to the idea of the present invention belong to the scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims (9)

1. The utility model provides an explosion-proof multilayer cardboard, includes facial tissue (100), backing paper (200) and corrugated paper (300), and corrugated paper (300) bonding connection is between facial tissue (100) and backing paper (200), its characterized in that, still the centre gripping is provided with a set of enhancement line (400) between facial tissue (100) and corrugated paper (300), and aforementioned a set of enhancement line (400) is laid along the long limit trend of multilayer cardboard for improve the overall structure intensity of multilayer cardboard, and reduce the bursting degree of multilayer cardboard in step.
2. An explosion-proof multi-ply paperboard in accordance with claim 1, characterized in that a first waterproof layer (500) is attached to the surface of said face paper (100).
3. An explosion-proof multi-ply paperboard according to claim 1 or 2, characterized in that a second waterproof layer (600) is attached to the surface of the backing paper (200).
4. An explosion proof multi-ply paperboard as set forth in claim 3 characterized in that said face (100) and back (200) papers are made of kraft pulp.
5. An explosion-proof multi-ply paperboard as set forth in claim 1, characterized in that the reinforcing threads (400) run perpendicular to the lengthwise direction of the flutes of the corrugated paperboard (300).
6. A process for making an explosion-proof multilayer paperboard as claimed in any one of claims 1 to 5, characterized by the steps of:
1) Respectively placing a surface paper roller (23) loaded with surface paper (100), a backing paper roller (10) loaded with backing paper (200), a corrugated paper roller (3) loaded with corrugated paper (300) and a line roller (18) loaded with reinforcing lines (400) on a surface paper roller frame (24), a backing paper roller frame (9), a corrugated paper roller frame (2) and a line roller frame (12) corresponding to a paperboard gluing machine;
2) The paper gluing machine comprises a paper board gluing machine, a paper pulling assembly, a paper backing roller, a corrugated paper roller, a line roller, a gluing assembly and a paper gluing assembly, wherein the paper pulling assembly of the paper board gluing machine drives the paper backing roller (23), the paper backing roller (10), the corrugated paper roller (3) and the line roller (18) to synchronously rotate so as to synchronously pull the surface paper (100), the backing paper (200), the corrugated paper (300) and a reinforcing line (400) to the rear end of the paper board gluing machine, in the process, the corrugated paper (300) penetrates through the inside of the gluing assembly behind the paper board gluing machine, and the gluing assembly respectively and uniformly glues the upper surface and the lower surface of the corrugated paper (300);
3) The reinforcing line (400) is pulled to the lower surface of the corrugated paper (300) at the front end of the gluing component, the surface paper (100), the back paper (200) and the corrugated paper (300) are vertically attached at the rear end of the gluing component, and the reinforcing line (400) is clamped between the surface paper (100) and the corrugated paper (300) and moves towards the rear end of the paperboard gluing machine along with the surface paper (100) and the corrugated paper (300);
4) The drawing roller group of the drawing assembly is a hot drying roller group, can draw the multilayer paperboard subjected to front laminating processing, and synchronously performs integral drying and shaping on the multilayer paperboard.
7. The process for manufacturing an explosion-proof multilayer cardboard according to claim 6, characterized in that the pulling assembly comprises a pulling roll group and a pulling driving mechanism for driving the pulling roll group to rotate so as to pull the driving surface paper roll (23), the backing paper roll (10), the corrugating paper roll (3) and the thread roll (18) to rotate synchronously.
8. The processing technology of the explosion-proof multilayer paperboard according to claim 6, characterized in that the gluing component comprises a glue tank (21) for loading glue solution, a lower glue roller (15), an upper glue roller (14) and a delivery pump (22), wherein the lower glue roller (15) is rotatably installed in the glue tank (21), the upper glue roller (14) is rotatably installed right above the lower glue roller (15) through an installation frame, the upper glue roller (14) is hollow inside, glue overflow holes (33) are formed in an outer annular array, the delivery pump (22) is fixedly installed at the bottom of one side of the glue tank (21), the liquid inlet end of the delivery pump (22) is connected with the glue tank (21) through a glue inlet pipeline, and the glue outlet end of the delivery pump (19) is rotatably connected with one end of a rotating shaft of the upper glue roller (14) through a glue delivery hose (19).
9. The processing technology of the explosion-proof multilayer paperboard according to claim 8, characterized in that the end of the rotating shaft of the gluing roller (14) connected with the glue conveying hose (19) is open, the end of the rotating shaft far away from the glue conveying hose (19) is closed, the inside of the rotating shaft is hollow, and the center of the rotating shaft is provided with an overflow hole along the center axis thereof for communicating with the inside of the gluing roller (14).
CN202210901943.6A 2022-07-28 2022-07-28 Explosion-proof multilayer paperboard and processing technology thereof Active CN115198569B (en)

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